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https://github.com/jwiegley/use-package-examples

Example declarations to demonstrate the features of use-package
https://github.com/jwiegley/use-package-examples

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Example declarations to demonstrate the features of use-package

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# use-packages-examples



This repository collects community contributed `use-package` configuration examples, covering from

Emacs built-in packages to 3rt party packages.



## Built-in packages



### env



Set environment variables:



```el

(use-package env

  :ensure nil

  :config

  (setenv "PYTHONIOENCODING" "utf-8"))

```



### mule and mule-cmds



Set default input method and coding system:



```el

(use-package mule

  :ensure nil

  :init

  (setq default-input-method 'MacOSX)

  :config

  (set-terminal-coding-system 'utf-8)

  (set-keyboard-coding-system 'utf-8))



(use-package mule-cmds

  :preface (provide 'mule-cmds)

  :config

  (set-language-environment 'UTF-8))

```



### ns-win



Set Mac modifiers:



```el

(use-package ns-win

  :ensure nil

  :init

  (setq mac-command-modifier 'meta

        mac-option-modifier 'super))

```



### hippie-exp



Set keybinding to `M-/` and customize the list of expansion functions:



```el

(use-package hippie-exp

  :ensure nil

  :bind ("M-/" . hippie-expand)

  :init

  (setq hippie-expand-try-functions-list

        '(try-expand-dabbrev

          try-expand-dabbrev-visible

          try-expand-dabbrev-all-buffers

          try-expand-dabbrev-from-kill

          try-complete-file-name-partially

          try-complete-file-name

          try-expand-all-abbrevs

          try-expand-list

          try-expand-line

          try-complete-lisp-symbol-partially

          try-complete-lisp-symbol)))

```



### avoid



Move up mouse when cursor comes:



```el

(use-package avoid

  :ensure nil

  :config

  (mouse-avoidance-mode 'animate))

```



### tool-bar, scroll-bar, menu-bar



Disable all of them:



```el

(use-package tool-bar

  :ensure nil

  :config

  (tool-bar-mode -1))



(use-package scroll-bar

  :ensure nil

  :config

  (scroll-bar-mode -1))



(use-package menu-bar

  :unless (eq system-type 'darwin)

  :ensure nil

  :config

  (menu-bar-mode -1))

```



### time



```el

(use-package time

  :ensure nil

  :init

  (setq display-time-day-and-date t

        display-time-24hr-format t

        display-time-use-mail-icon t

        display-time-interval 10)

  :config

  (display-time))

```



### shell



Kill shell buffer when shell exits:



```el

(use-package shell

  :ensure nil

  :hook (shell-mode . my-shell-mode-hook-func)

  :config

  (defun my-shell-mode-hook-func ()

    (set-process-sentinel (get-buffer-process (current-buffer))

                          'my-shell-mode-kill-buffer-on-exit))

  (defun my-shell-mode-kill-buffer-on-exit (process state)

    (message "%s" state)

    (if (or

         (string-match "exited abnormally with code.*" state)

         (string-match "finished" state))

        (kill-buffer (current-buffer)))))

```



### paren



```el

(use-package paren

  :ensure nil

  :init

  (setq show-paren-style 'parentheses)

  :config

  (show-paren-mode t))

```



## 3rd party packages



### [exec-path-from-shell](https://github.com/purcell/exec-path-from-shell)



Copy specified environment variables:



```el

(use-package exec-path-from-shell

  :if (memq window-system '(mac ns x))

  :ensure t

  :init

  (setq exec-path-from-shell-variables '("PATH" "MANPATH" "GOPATH", "PYTHONPATH))

  :config

  (exec-path-from-shell-initialize))

```



### [doom-themes](https://github.com/hlissner/emacs-doom-themes)



```el

(use-package doom-themes

  :ensure t

  :init

  ;; Global settings (defaults)

  (setq doom-themes-enable-bold t    ; if nil, bold is universally disabled

        doom-themes-enable-italic t) ; if nil, italics is universally disabled

  :config

  (load-theme 'doom-one t)



  ;; Enable flashing mode-line on errors

  (doom-themes-visual-bell-config)



  (use-package doom-themes-ext-treemacs

    :init

    (setq doom-themes-treemacs-theme "doom-colors")) ; use the colorful treemacs theme)

  (doom-themes-treemacs-config)



  ;; Corrects (and improves) org-mode's native fontification.

  (doom-themes-org-config))

```



### [doom-modeline](https://github.com/seagle0128/doom-modeline)



```el

(use-package doom-modeline

  :ensure t

  :init

  (setq doom-modeline-minor-modes t

        doom-modeline-vcs-max-length 20)

  :config

  (doom-modeline-mode 1))

```



### [highlight-indent-guides](https://github.com/DarthFennec/highlight-indent-guides)



```el

(use-package highlight-indent-guides

  :ensure t

  :delight highlight-indent-guides-mode

  :init

  (setq highlight-indent-guides-method 'character

        ;; default is \x2502 but it is very slow on Mac

        highlight-indent-guides-character ?\xFFE8

        highlight-indent-guides-responsive 'top))

```



### [rainbow-delimiters](https://github.com/Fanael/rainbow-delimiters)



Hook to `prog-mode`:



```el

(use-package rainbow-delimiters

  :ensure t)



(use-package prog-mode

  :ensure nil

  :hook ((prog-mode . rainbow-delimiters-mode)))

```



### [projectile](https://github.com/bbatsov/projectile)



```el

(use-package projectile

  :ensure t

  :bind-keymap ("s-p" . projectile-command-map)

  :init

  (setq projectile-mode-line-function '(lambda () (format " [%s]" (projectile-project-name))))

  :config

  (projectile-mode +1))

```



### [company](https://github.com/company-mode/company-mode)



```el

(use-package company

  :ensure t

  :delight company-mode

  :demand t

  :init

  (setq company-idle-delay 0.1

        company-minimum-prefix-length 1)

  :bind (:map company-active-map

         ("C-n" . company-select-next)

         ("C-p". company-select-previous))

  :config

  (global-company-mode))

```